Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 5 - Section 5.1 - Introduction to Polynomials and Polynomial Functions - Exercise Set - Page 327: 103

Answer

$10y^{3n}-6y^{2n}+5$.

Work Step by Step

The given expression is $=(y^{3n}-7y^{2n}+3)-(-3y^{3n}-2y^{2n}-1)+(6y^{3n}-y^{2n}+1)$ Clear the parentheses. $=y^{3n}-7y^{2n}+3+3y^{3n}+2y^{2n}+1+6y^{3n}-y^{2n}+1$ Add like terms. $=10y^{3n}-6y^{2n}+5$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.